At the end of the summer, liam discovers that his radiator antifreeze solution has dropped below the safe level. If the radiator contains 4 gallons of a 25% solution, how many gallons of pure antifreeze must he add to bring it up to a desired 50% solution?

alot

step-by-step explanation:

its a wood chuck that can chuck wood

$12. that is my answer.

∠cbe and ∠deb are same-side interior angles.

i took the test

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°